Acoustic Performance of Novel Fan Noise Reduction Technologies for a High Bypass Model Turbofan at Simulated Flight Conditions

Author:

Elliott David1,Woodward Richard1,Podboy Gary1

Affiliation:

1. NASA Glenn Research Center

Publisher

American Institute of Aeronautics and Astronautics

Reference6 articles.

1. Foam-Metal Liner Attenuation of Low-Speed Fan Noise

2. Woodward, Richard P., Fite, E. Brian, and Podboy, Gary G. "Noise Benefits of Rotor Trailing Edge Blowing for a Model Turbofan," AIAA-2007-1241,January,2007.

3. Jeracki, R.J. "Comprehensive Report of Fan Performance from Duct Rake Instrumentation on 1.294 Pressure Ratio, 806 ft/secTipSpeedTurbofanSimulatorModels,"NASA/TM-2006-213863,Feb.2006.

4. Dahl,M.D.,andWoodward,R.P."ComparisonBetweenDesignandInstalledAcousticCharacteristicsoftheNASALewis 9-by15-FootLowSpeedWindTunnelAcousticTreatment,"NASATP-2996,Apr.1990.

5. Dahl, M.D., and Woodward, R.P. "Background Noise Levels Measured In the NASA Lewis 9- by 15-Foot Low Speed WindTunnel,"NASATP-3274,Nov.1992.

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